131478770

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{349}}^1\times {\mathrm{373}}^1$

素因数の和:830

約数の個数: 32

約数和(自身を含む): 240332400

約数和(自身を除く): 108853630

約数列:

[1, 2, 5, 10, 101, 202, 349, 373, 505, 698, 746, 1010, 1745, 1865, 3490, 3730, 35249, 37673, 70498, 75346, 130177, 176245, 188365, 260354, 352490, 376730, 650885, 1301770, 13147877, 26295754, 65739385, 131478770]

約数ペア:

[(1, 131478770), (2, 65739385), (5, 26295754), (10, 13147877), (101, 1301770), (202, 650885), (349, 376730), (373, 352490), (505, 260354), (698, 188365), (746, 176245), (1010, 130177), (1745, 75346), (1865, 70498), (3490, 37673), (3730, 35249)]